Sigma

Key features:

• Focal length: 28-70mm
• Aperture range: f/2.8-22
• L mount lens
• Full frame camera format
• 2 FLD, 2 SLD, and 3 aspherical elements
• Super Multi-Layer and NanoPorous coatings
• Focus Mode Switch
• 9-blade rounded diaphragm
• High-precision, durable brass bayonet mount
• Water and oil-repellent coating

Key features:

• Focal length: 24-70mm
• Aperture range: f/2.8-22
• L-mount lens
• For full-frame mirrorless cameras
• Designed to minimize flare and ghosting
• 11-blade circular aperture diaphragm
• Zoom lock switch / Lens hood with a lock
• High-precision, rugged brass bayonet mount
• Mount with dust- and splash-proof structure
• Compatible with the Lens Aberration Correction

Key features:

• Focal length: 100-400mm
• Aperture range: f/5-6.3 to f/22-29
• L mount lens
• For full-frame mirrorless cameras
• Powerful image stabilization (OS) of four steps
• 22 elements in 16 groups, with 1 FLD and 4 SLDs
• Compatible with high-speed autofocus
• Designed to minimize flare and ghosting
• Exceptional level of bokeh and compression effect
• Stepping motor system for phase detection AF and contrast AF

Key features:

• Focal Length: 16-300mm
• Aperture Range: f/3.5 - 6.7
• FUJIFILM X Mount Lens
• APS-C Format
• Optical Stabilization algorithm OS2 
• Wide-angle to Super-Telephoto Lens
• HLA (High-response Linear Actuator) motor 
• 1 Fluorescent Light Daylight (FLD) Elements
• 4 Special Low Dispersion (SLD) Elements
• 4 Aspherical Glass Elements
• 9 (Rounded Diaphragm) 
• Water- and Oil-Repellent Coating 
• Zoom Lock switch
• Dust and Splash Resistant Structure
• 67mm Filter Size

Key features:

• Focal Length: 300-600mm
• Aperture Range: f/4 to f/22
• For Sony E-Mount Lens 
• Full-Frame Format
• Angle of View: 8.2-4.1 degrees
• Optical Stabilization Algorithm OS2 
• 6.   Wide-Angle to Telephoto Zoom Macro Lens
• HLA (High-response Linear Actuator)
• 28 elements in 21 groups (6 FLD, 1 SLD)
• Inner Zoom
• NPC (Nano Porous Coating)
• Water- and Oil-Repellent Coating 
• AFL button (4 locations)
• 13 (Rounded Diaphragm) 
• Drop In Filter Holder
• Dust- and Splash- Resistant Structure
• Mount Conversion Service available